Buti interprets this, as redder than the Sun, to whose light Dante had become accustomed, and continues:⁠—

“Literally, it is true that the splendor of Mars is more fiery than that of the Sun, because it is red, and the Sun is yellow; but allegorically we are to understand, that a greater ardor of love, that is, more burning, is in those who fight and conquer the three enemies mentioned above [the world, the flesh, and the devil], than in those who exercise themselves with the Scriptures.”

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